Renesas H8/3847R Series Hardware Manual page 503

8-bit single-chip microcomputer super low power
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2. Power supply voltage and operating frequency range
8.0
5.0
2.0
1.0
(0.5)
• Active (high-speed) mode
• Sleep (high-speed) mode (except CPU)
• Internal power supply step-down circuit not used
Note:
Figures in parentheses are the minimum operating
frequency of a case external clocks are used.
When using an oscillator, the minimum operating
frequency is
1000
625
250
15.625
(7.813)
• Active (medium-speed) mode (except A/D converter)
• Sleep (medium-speed) mode (except A/D converter)
• Internal power supply step-down circuit not used
Note:
Figures in parentheses are the minimum operating
frequency of a case external clocks are used.
When using an oscillator, the minimum operating
frequency is
5.0
2.0
1.0
(0.5)
• Active (high-speed) mode
• Sleep (high-speed) mode (except CPU)
• Internal power supply step-down circuit used
Note:
Figures in parentheses are the minimum operating
frequency of a case external clocks are used.
When using an oscillator, the minimum operating
frequency is
625
250
15.625
(7.813)
• Active (medium-speed) mode (except A/D converter)
• Sleep (medium-speed) mode (except A/D converter)
• Internal power supply step-down circuit used
Note:
Figures in parentheses are the minimum operating
frequency of a case external clocks are used.
When using an oscillator, the minimum operating
frequency is
1.8
2.7
4.5
5.5
V
(V)
CC
φ
=1MHz.
1.8
2.7
4.5
5.5
V
(V)
CC
φ
=15.625kHz.
1.8 2.7
5.5
V
(V)
CC
φ
=1MHz.
1.8
2.7
5.5
V
(V)
CC
φ
=15.625kHz.
Section 15 Electrical Characteristics
19.2
16.384
9.6
8.192
4.8
4.096
1.8
3.6
• Subactive mode
• Subsleep mode (except CPU)
• Watch mode (except CPU)
Rev. 6.00 Aug 04, 2006 page 465 of 680
5.5
V
(V)
CC
REJ09B0145-0600

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